TCT - Kids: Fatal Hour, The (1940)

Detective Captain Bill Street's (Withers) best friend Dan O'Grady, a fellow police officer, is murdered, and Bill brings in Detective James Lee Wong (Karloff) to investigate, along with gal reporter Bobbie Logan (Reynolds). The trio begin to uncover a jewelry smuggling ring on the San Francisco waterfront, possibly headed by Beldon (Reynolds), the son of a local crooked businessman. In the climatic ending, Mr. Wong tempts death during a jewelry-store robbery.